00675nam a22002177a 4500 20170124110245.0 920062 9231014730 00.00 920062 Cen Lib/Ret DPL EN 543.3 WAT Water quality surveys : a guide for the collection and interpretation of water quality data / Paris Unesco 1978 7, Place de Fontenoy Paris 350p. : 23cm(Hb) ill. Includes bibliographical reference Water quality 97077 Water quality--Measurement 97078 ddc EN 543.3 WAT 135442 135442 0 0 0 1 REF L L 2015-10-06 Cen Lib/Ret 0.00 0 543.3 WAT 920062 2015-10-06 00:00:00 1 0.00 2015-10-06 EN